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["First Name","Last Name","e-mail","Referral Date","Offers Sent","Last Offer Sent At"]
["Kevin","Klain","kevin.klain@example.com","2010-04-01",2,"2010-04-06"]
["Jerry","Jones","jayjay@example.com","2010-04-01",1,"2010-04-04"]
["Leaman","Lender","l.lender@example.com","2010-02-27",3,"2010-03-30"]
["Dan","Design","dan@example.com","2010-04-04"]
["Perry","Parish","parish@example.com","2010-03-28",1,"2010-04-01"]

{"sheet":"Data","index":1,"n_rows":4,"n_cols":3,"rows_kept":4,"cut":false,"hidden":false,"merged":[]}
["Subject","Contents","Send after (in days)"]
["Purchase our award-winning vacuums","Dear <first name>,\nWe'd like to offer our super-afficient vacuums to you personally.\n\nRegards,\nVacuums-R-Us",1]
["Our award-winning vacuums, 20% off!","Dear <first name> <last name>,\nA sale on the Cyclon-Beater Super-Vacuum has now been opened.\n\nThank you,\nVacuums-R-Us",5]
["Award-winning vacuums that really suck, now at 50% off listed price!","<first name>,\nThis very special deal is now available, just for you.\n\nThank you,\nVacuums-R-Us",10]